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- # Blackfin testcase for CC/A0/A1 compares
- # mach: bfin
- #include "test.h"
- .include "testutils.inc"
- start
- /* Clear ASTAT before test */
- #define CHECK_ASTAT(op, exp) ASTAT = R2; CC = A0 op A1; check_astat exp
- .macro check_astat exp:req
- R5 = ASTAT;
- R6 = \exp;
- CC = R5 == R6;
- IF !CC JUMP 1f;
- .endm
- .macro _acc_test exp_eq:req, exp_le:req, exp_lt:req
- CHECK_ASTAT(==, \exp_eq)
- CHECK_ASTAT(<=, \exp_le)
- CHECK_ASTAT(<, \exp_lt)
- jump 2f;
- 1: fail
- 2:
- .endm
- .macro acc_test acc0:req, acc1:req, eq:req, le:req, lt:req
- dmm32 A0, \acc0
- dmm32 A1, \acc1
- _acc_test \eq, \le, \lt
- .endm
- .macro acc_ex_test a0x:req, a0w:req, a1x:req, a1w:req, eq:req, le:req, lt:req
- imm32 R0, \a0w
- A0.W = R0;
- R0 = \a0x;
- A0.X = R0;
- imm32 R1, \a1w
- A1.W = R1;
- R1 = \a1x;
- A1.X = R1;
- _acc_test \eq, \le, \lt
- .endm
- # Keep R2 with a value of 0
- imm32 R2, 0
- #define _EQ _AC0|_CC|_AC0_COPY|_AZ, _AC0|_CC|_AC0_COPY|_AZ, _AC0| _AC0_COPY|_AZ
- #define _POS_GT _AN, _CC| _AN, _CC| _AN
- #define _POS_LT _AC0| _AC0_COPY , _AC0| _AC0_COPY , _AC0| _AC0_COPY
- #define _NEG_GT _AC0| _AC0_COPY|_AN, _AC0|_CC|_AC0_COPY|_AN, _AC0|_CC|_AC0_COPY|_AN
- #define _NEG_LT 0, 0, 0
- # Simple tests around zero
- acc_test 0, 0, _EQ
- acc_test 0, 1, _POS_GT
- acc_test 0, 10000, _POS_GT
- acc_test 1, 0, _POS_LT
- acc_test 10000, 0, _POS_LT
- acc_test 0, -1, _NEG_LT
- acc_test 0, -10000, _NEG_LT
- acc_test -1, 0, _NEG_GT
- acc_test -10000, 0, _NEG_GT
- # Simple positive-only tests
- acc_test 1, 1, _EQ
- acc_test 10000, 10000, _EQ
- acc_test 1, 2, _POS_GT
- acc_test 1, 20000, _POS_GT
- acc_test 2, 1, _POS_LT
- acc_test 20000, 1, _POS_LT
- # Simple negative-only tests
- acc_test -1, -1, _EQ
- acc_test -10000, -10000, _EQ
- acc_test -1, -2, _POS_LT
- acc_test -1, -20000, _POS_LT
- acc_test -2, -1, _POS_GT
- acc_test -20000, -1, _POS_GT
- # Simple postitive/negative tests
- acc_test 1, -1, _NEG_LT
- acc_test -1, 1, _NEG_GT
- acc_test 1, -10000, _NEG_LT
- acc_test -10000, 1, _NEG_GT
- acc_test -1, 10000, _NEG_GT
- acc_test 10000, -1, _NEG_LT
- acc_test -10000, 10000, _NEG_GT
- acc_test 10000, -10000, _NEG_LT
- # Max boundary limits
- #define MAX_POS 0x7f, 0xffffffff
- #define MAX_NEG 0x80, 0x00000000
- acc_ex_test 0, 0, MAX_POS, _POS_GT
- acc_ex_test MAX_POS, 0, 0, _POS_LT
- acc_ex_test 0, 1, MAX_POS, _POS_GT
- acc_ex_test MAX_POS, 0, 1, _POS_LT
- acc_ex_test -1, -1, MAX_POS, _NEG_GT
- acc_ex_test MAX_POS, -1, -1, _NEG_LT
- acc_ex_test MAX_POS, MAX_POS, _EQ
- acc_ex_test 0, 0, MAX_POS, _POS_GT
- acc_ex_test MAX_POS, 0, 0, _POS_LT
- acc_ex_test 0, 1, MAX_POS, _POS_GT
- acc_ex_test MAX_POS, 0, 1, _POS_LT
- acc_ex_test -1, -1, MAX_POS, _NEG_GT
- acc_ex_test MAX_POS, -1, -1, _NEG_LT
- acc_ex_test 0, 0, MAX_NEG, _NEG_LT
- acc_ex_test MAX_NEG, 0, 0, _NEG_GT
- acc_ex_test 0, 1, MAX_NEG, _NEG_LT
- acc_ex_test MAX_NEG, 0, 1, _NEG_GT
- acc_ex_test -1, -1, MAX_NEG, _POS_LT
- acc_ex_test MAX_NEG, -1, -1, _POS_GT
- acc_ex_test MAX_NEG, MAX_NEG, _EQ
- acc_ex_test 0, 0, MAX_NEG, _NEG_LT
- acc_ex_test MAX_NEG, 0, 0, _NEG_GT
- acc_ex_test 0, 1, MAX_NEG, _NEG_LT
- acc_ex_test MAX_NEG, 0, 1, _NEG_GT
- acc_ex_test -1, -1, MAX_NEG, _POS_LT
- acc_ex_test MAX_NEG, -1, -1, _POS_GT
- acc_ex_test MAX_POS, MAX_NEG, _NEG_LT
- acc_ex_test MAX_NEG, MAX_POS, _NEG_GT
- pass
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